uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/librdf/redland.nix

@@ -0,0 +1,48 @@
+{ lib, stdenv, fetchurl, pkg-config, openssl, libxslt, perl
+, curl, pcre, libxml2, librdf_rasqal, gmp
+, libmysqlclient, withMysql ? false
+, postgresql, withPostgresql ? false
+, sqlite, withSqlite ? true
+, db, withBdb ? false
+}:
+
+stdenv.mkDerivation rec {
+  pname = "redland";
+  version = "1.0.17";
+
+  src = fetchurl {
+    url = "http://download.librdf.org/source/redland-${version}.tar.gz";
+    sha256 = "de1847f7b59021c16bdc72abb4d8e2d9187cd6124d69156f3326dd34ee043681";
+  };
+
+  nativeBuildInputs = [ perl pkg-config ];
+
+  buildInputs = [ openssl libxslt curl pcre libxml2 gmp ]
+    ++ lib.optional withMysql libmysqlclient
+    ++ lib.optional withSqlite sqlite
+    ++ lib.optional withPostgresql postgresql
+    ++ lib.optional withBdb db;
+
+  propagatedBuildInputs = [ librdf_rasqal ];
+
+  postInstall = "rm -rvf $out/share/gtk-doc";
+
+  configureFlags =
+    [ "--with-threads" ]
+    ++ lib.optionals withBdb [
+      "--with-bdb-include=${db.dev}/include"
+      "--with-bdb-lib=${db.out}/lib"
+    ];
+
+  # Fix broken DT_NEEDED in lib/redland/librdf_storage_sqlite.so.
+  NIX_CFLAGS_LINK = "-lraptor2";
+
+  doCheck = false; # fails 1 out of 17 tests with a segmentation fault
+
+  meta = with lib; {
+    description = "C libraries that provide support for the Resource Description Framework (RDF)";
+    homepage = "https://librdf.org/";
+    platforms = platforms.unix;
+    license = licenses.asl20;
+  };
+}